Home / 50,283.72-75,451.73-20,305.34

Finding the Fourth Proportional to 50,283.72, 75,451.73 and 20,305.34

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Solution

The fourth proportional to 50,283.72, 75,451.73 and 20,305.34 is: 30,468.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,283.72 : 75,451.73 = 20,305.34 : x
  2. Step 2: Convert to fraction form
    50,283.72/75,451.73 = 20,305.34/x
  3. Step 3: Cross multiply
    50,283.72x = 75,451.73 × 20,305.34
  4. Step 4: Simplify right side
    50,283.72x = 1,532,072,552.45
  5. Step 5: Solve for x
    x = 1,532,072,552.45/50,283.72
  6. Step 6: Final answer
    x = 30,468.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.